that is when the sea breeze takes over and that will affect our afternoons by bringing other temperatures cooler than average for friday, saturday, sunday and monday and tuesday. oakland five degrees cooler, six in concord and fremont and santa rosa, 8 degrees warmer than yesterday afternoon. low to mid 90s throughout the east bay vfls, with 91 in danville, 80 in oakland, a lot of mid-70s around berkeley and hayward. everybody else in the low to mid-80s. low 80s sunnyvale and milpitas. on the peninsula, mid-70s for san mateo low to mid-80s elsewhere. you can see the 70-degree weather along the coast. downtown south san francisco and sausalito mid to upper 70s with low 90s to the north bay valleys with mid to upper 50s and sunshine at your beaches. 80 in santa cruz a watsonville. 90 in hollister, morgan hill.